[INFO] cloning repository https://github.com/0v3rt1r3d/rust-examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0v3rt1r3d/rust-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a17876fb40fcdc92d63004c6c283eccb2631ad83
[INFO] checking 0v3rt1r3d/rust-examples against try#51de2e90f91fdec6cf64ff542a4e15b9c177a797 for pr-147294
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0v3rt1r3d%2Frust-examples" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0v3rt1r3d/rust-examples
[INFO] finished tweaking git repo https://github.com/0v3rt1r3d/rust-examples
[INFO] tweaked toml for git repo https://github.com/0v3rt1r3d/rust-examples written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0v3rt1r3d/rust-examples on toolchain 51de2e90f91fdec6cf64ff542a4e15b9c177a797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0v3rt1r3d/rust-examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4089622c2c84cc8abad042f1aeb469677345b3ccf7c5d873411a0d8ea42a34f3
[INFO] running `Command { std: "docker" "start" "-a" "4089622c2c84cc8abad042f1aeb469677345b3ccf7c5d873411a0d8ea42a34f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4089622c2c84cc8abad042f1aeb469677345b3ccf7c5d873411a0d8ea42a34f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4089622c2c84cc8abad042f1aeb469677345b3ccf7c5d873411a0d8ea42a34f3", kill_on_drop: false }`
[INFO] [stdout] 4089622c2c84cc8abad042f1aeb469677345b3ccf7c5d873411a0d8ea42a34f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+51de2e90f91fdec6cf64ff542a4e15b9c177a797" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ffee335e5a09a782adfcbdf1012a89f4bc17b4cc34aa24117673098ff49deff
[INFO] running `Command { std: "docker" "start" "-a" "7ffee335e5a09a782adfcbdf1012a89f4bc17b4cc34aa24117673098ff49deff", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling capnp v0.21.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]    Compiling capnpc v0.21.0
[INFO] [stderr]    Compiling rust-examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rust-examples v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-examples-c8931271150a6dfa/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (158) panicked at src/build.rs:9:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Error { kind: Failed, extra: "Error while trying to execute `capnp compile`: Failed: Read-only file system (os error 30)." }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5942281dd9a2 - std::backtrace_rs::backtrace::libunwind::trace::h47b8b3f65b4c4ff1
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5942281dd9a2 - std::backtrace_rs::backtrace::trace_unsynchronized::h8b03aa4164bef9f8
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5942281dd9a2 - std::sys::backtrace::_print_fmt::h9fb21486adb45eb2
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5942281dd9a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6062c2b5fa6f1528
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5942281ee7ef - core::fmt::rt::Argument::fmt::hfbcf3e37aa9f7d47
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5942281ee7ef - core::fmt::write::h18f96115d7d5f7ad
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5942281b0dd3 - std::io::default_write_fmt::h44e415a3e7ddc072
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5942281b0dd3 - std::io::Write::write_fmt::h9b79a69380e18bdb
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5942281bae82 - std::sys::backtrace::BacktraceLock::print::hb3fc67c5853314b5
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5942281bd0ec - std::panicking::default_hook::{{closure}}::h0ef8efe6974a52cb
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5942281bcf46 - std::panicking::default_hook::h8e8bbf458d83bd97
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5942281bd6c5 - std::panicking::panic_with_hook::hadbe61f37bbc7480
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5942281bd55a - std::panicking::panic_handler::{{closure}}::h286a81c5c1bc9b74
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5942281bafb9 - std::sys::backtrace::__rust_end_short_backtrace::hf4f67f2c1887f774
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5942281a49ed - __rustc[c55aff41de1fbc47]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5942281f6370 - core::panicking::panic_fmt::hccf699724231325c
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x5942281f56b6 - core::result::unwrap_failed::h8c450d77343b633c
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x594228101f75 - build_script_build::main::h90704a56ece34741
[INFO] [stderr]     18:     0x5942281021a3 - core::ops::function::FnOnce::call_once::h87473f24bc6e323a
[INFO] [stderr]     19:     0x594228102046 - std::sys::backtrace::__rust_begin_short_backtrace::h5be0d8f7c53847ff
[INFO] [stderr]     20:     0x594228102029 - std::rt::lang_start::{{closure}}::h93194956685fcebc
[INFO] [stderr]     21:     0x5942281b20f0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6eea991c259ee10e
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5942281b20f0 - std::panicking::catch_unwind::do_call::h4b48aa03fae6db66
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x5942281b20f0 - std::panicking::catch_unwind::h807dbfb8bac7267b
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x5942281b20f0 - std::panic::catch_unwind::h53319a5fecf0bbeb
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5942281b20f0 - std::rt::lang_start_internal::{{closure}}::hed9c1f8013245d4a
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5942281b20f0 - std::panicking::catch_unwind::do_call::h05340403fb2d3f19
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5942281b20f0 - std::panicking::catch_unwind::hfcf3af0d2d6d32cf
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5942281b20f0 - std::panic::catch_unwind::ha0afd66850ceb202
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5942281b20f0 - std::rt::lang_start_internal::hd57061f8931f275d
[INFO] [stderr]                                  at /rustc/51de2e90f91fdec6cf64ff542a4e15b9c177a797/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x594228102011 - std::rt::lang_start::hc351e44efd5961a9
[INFO] [stderr]     31:     0x5942281030c5 - main
[INFO] [stderr]     32:     0x7731cefe41ca - <unknown>
[INFO] [stderr]     33:     0x7731cefe428b - __libc_start_main
[INFO] [stderr]     34:     0x594228101d75 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "7ffee335e5a09a782adfcbdf1012a89f4bc17b4cc34aa24117673098ff49deff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ffee335e5a09a782adfcbdf1012a89f4bc17b4cc34aa24117673098ff49deff", kill_on_drop: false }`
[INFO] [stdout] 7ffee335e5a09a782adfcbdf1012a89f4bc17b4cc34aa24117673098ff49deff
